[EXA] commit "EXA: Support partial migration of pixmap contents between Sys and FB" causes text corruption

Maarten Maathuis madman2003 at gmail.com
Thu Sep 13 12:17:08 PDT 2007

I will do this in the weekend (probably).


On 9/12/07, Michel Dänzer <michel at tungstengraphics.com> wrote:
> On Sat, 2007-09-08 at 21:31 +0200, Maarten Maathuis wrote:
> > I'm using the nouveau driver, which i know is not an officially
> > supported driver, still i hope you have a clue what's causing this. I
> > have included a screenshot of the problem.
> And it's the same with any later commit? If you're using Option
> "MigrationHeuristic", does it also happen without? Otherwise, does
> Option "EXANoComposite" or "EXANoUploadToScreen" work around it?
> > I also like to add that rendering freezes up if i go the commit after this one.
> You might be hitting a case where a pixmap data pointer is dereferenced
> without exaPrepareAccess being called for it first. Please try logging
> in remotely and getting the log file after it happens, or even better,
> attaching gdb to the X server before and getting a backtrace.
> --
> Earthling Michel Dänzer           |          http://tungstengraphics.com
> Libre software enthusiast         |          Debian, X and DRI developer

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